Problem to be solved: to install the track for the bogie running with the section in which the overhead crane crosses is made possible without deteriorating the working efficiency. The first step of removing the existing structure and carrying out excavation work on the ground using a heavy ...
FIG. 1 is a rear plan view, in partial section, of an embodiment of a quick-installing and quick-releasing pull out cargo-carrying frame and extendible drawer tray device of the invention, mounted to the cargo bed of a pickup truck. ...
A method for inhibiting roadbed erosion and damage to roadways utilizes an underdrain system for removing water which causes such damage. Underdrains in the form of perforate pipes, preferably covered